- Safflower Crescent
- Saint David Street
- Salish Way
- Salmonberry Drive
- Sand Road
- Sappers Way
- Sapphire Drive
- Savoy Road
- School Lane
- School Street
- Schweyey Road
- Seaholm Crescent
- Second Avenue
- Selkirk Street
- Sesame Street
- Shamrock Drive
- Shannon Street
- Shaw Avenue
- Shawnigan Crescent
- Shawnigan Drive
- Sheffield Way
- Sheldon Road
- Sherlaw Road
- Sherry Drive
- Sherwood Drive
- Shrewsbury Drive
- Sidney Street
- Siemens Road
- Silver Avenue
- Silverthorne Road
- Simmons Road
- Simpson Road
- Sinclair Road
- Sininger Place
- Sitka Place
- Skowkale Crescent
- Skrhelam Crescent
- Skway Road
- Skyline Drive
- Skyview Crescent
- Slesse Road
- Smith Road
- Sockeye Lane
- Solway Road
- Sonoma Place
- Soowahlie Crescent
- Sophie Crescent
- South Sumas Road
- Southdowne Place
- Southlands Crescent
- Southlands Drive
- Southside Road
- Spadina Avenue
- Spanish Corral
- Sparrow Road
- Spartan Crescent
- Springfield Place
- Springgate Place
- Spruce Drive
- Sq'Ewilem Road
- Squiala Road
- Standeven Road
- Stanley Street
- Stapley Road
- Steelhead Lane
- Steetaws Road
- Stevenson Road
- Stewart Road
- Stirling Avenue
- Stone Ridge Place
- Stonegate Place
- Stonehaven Street
- Stoneview Drive
- Stoney Creek Drive
- Storey Avenue
- Stratford Place
- Strathcona Road
- Sumas Central Road
- Sumas Prairie Road
- Summit Place
- Sunburst Place
- Sunrise Drive
- Sunset Drive
- Sunshine Drive
- Swallow Crescent
- Swallow Place
- Swanson Street
- Sweet Briar Avenue
- Swevilis Drive
- Sycamore Place
- Sylvan Drive